CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Adjustments to reconcile net loss to net cash provided by operating activities:
Net loss	$ (48,605)	$ (32,406)
Depreciation	65,517	68,415
Amortization	5,876	4,949
Straight-line rent adjustments	(740)	(823)
Provision for doubtful accounts	2,050	629
Amortization of deferred compensation	3,227	5,463
Loss on Hedge Ineffectiveness	512	1,238
Gain on sale of non operating real estate	(43)	(99)
Equity in income of partnerships in excess of distributions	(2,212)	(853)
Impairment of assets and expensed project costs	35,145	17,659
Change in assets and liabilities:
Net change in other assets	8,069	14,739
Net change in other liabilities	(5,870)	4,855
Net cash provided by operating activities	62,926	83,766
Cash flows from investing activities:
Investments in consolidated real estate acquisitions	(319,986)	(20,000)
Additions to construction in progress	(14,037)	(17,493)
Investments in real estate improvements	(16,867)	(19,502)
Proceeds from Sale of Real Estate Held-for-investment		23,600
Additions to leasehold improvements	(341)	(736)
Investments in partnerships	(16,194)	(3,651)
Capitalized leasing costs	(3,228)	(2,829)
Increase in cash escrows	(185)	(211)
Cash distributions from partnerships in excess of equity in income	2,926	1,482
Net cash used in investing activities	(367,912)	(39,340)
Cash flows from financing activities:
Borrowings from term loans	120,000	130,000
Net borrowings from (repayments of) revolving facility	270,000	(130,000)
Proceeds from mortgage loans	102,044
Principal installments on mortgage loans	(10,059)	(7,849)
Repayments of mortgage loans	(139,137)
Payment of deferred financing costs	(2,873)	(1,882)
Dividends paid to common shareholders	(29,031)	(27,466)
Dividends paid to preferred shareholders	(7,924)	(7,924)
Distributions paid to Operating Partnership unit holders and non controlling interest	(2,198)	(852)
Value of shares of beneficial interest issued	706	2,691
Value of shares retired under equity incentive plans, net of shares issued	(5,655)	(4,633)
Net cash provided by (used in) financing activities	295,873	(47,915)
Net change in cash and cash equivalents	(9,113)	(3,489)
Cash and cash equivalents, beginning of period	40,433	34,230
Cash and cash equivalents, end of period	$ 31,320	$ 30,741